<template>
  <div class="login">
    <el-menu  class="el-menu-title" mode="horizontal">
      <a href="https://www.beilianjd.com" target="_blank"><img style="height:58px" src="@/assets/logo/BeiLianlogo.png"/></a>
    <el-menu-item style="float: right"  index="5"><router-link class="link-type" :to="'/register'">注册试用</router-link></el-menu-item>
    <el-submenu style="float: right"  index="4">
      <template slot="title">联系我们</template>
<!--      <div index="4-1">-->
        <img style="width: 200px" src="@/assets/images/qr.jpg" />
<!--      </div>-->
    </el-submenu>
    <el-menu-item style="float: right" index="3"><a href="https://www.kdocs.cn/l/coqoKmKuRlTL" target="_blank">文档</a></el-menu-item>
    <el-menu-item style="float: right" index="2"><a href="https://www.beilianjd.com" target="_blank">公司官网</a></el-menu-item>
    <el-submenu style="float: right"  index="1">
      <template slot="title">产品</template>
      <el-menu-item index="1-1">通用版</el-menu-item>
      <el-menu-item index="1-2">门窗版</el-menu-item>
      <el-menu-item index="1-3">兽药版</el-menu-item>
    </el-submenu>
  </el-menu>
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">ERP进销存管理系统</h3>
      <el-form-item prop="tenantId">
        <el-input
          v-model="loginForm.tenantId"
          type="text"
          auto-complete="off"
          placeholder="TenantId"
        >
          <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-form-item prop="username">
        <el-input
          v-model="loginForm.username"
          type="text"
          auto-complete="off"
          placeholder="账号"
        >
          <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
          v-model="loginForm.password"
          type="password"
          auto-complete="off"
          placeholder="密码"
          @keyup.enter.native="handleLogin"
        >
          <svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-form-item prop="code" v-if="captchaEnabled">
        <el-input
          v-model="loginForm.code"
          auto-complete="off"
          placeholder="验证码"
          style="width: 63%"
          @keyup.enter.native="handleLogin"
        >
          <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img"/>
        </div>
      </el-form-item>
      <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>


      <el-form-item style="width:100%;">
        <el-button
          :loading="loading"
          size="medium"
          type="primary"
          style="width:100%;"
          @click.native.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
        <div style="float: right;" v-if="register">
<!--          <router-link class="link-type" :to="'/register'">注册租户</router-link>-->
        </div>
        <div style="float: right;">
          <router-link class="link-type" :to="'/forgot1'">忘记密码</router-link>
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2018-2024 Beilianjidian | <a href="https://beian.miit.gov.cn/">桂ICP备2022003700号-1</a></span>
    </div>
  </div>
</template>

<script>
import { getCodeImg } from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from '@/utils/jsencrypt'

export default {
  name: "Login",
  data() {
    return {
      codeUrl: "",
      loginForm: {
        username: this.$route.params.rUsername?this.$route.params.rUsername:"",
        password: "",
        rememberMe: false,
        code: "",
        uuid: "",
        tenantId: this.$route.params.rTenantId?this.$route.params.rTenantId:""
      },
      loginRules: {
        tenantId: [
          { required: true, trigger: "blur", message: "请输入租户ID" },
          { pattern:/^\w+$/, message: '请输入字母/数字/下划线', trigger: 'blur' }
        ],
        username: [
          { required: true, trigger: "blur", message: "请输入您的账号" }
        ],
        password: [
          { required: true, trigger: "blur", message: "请输入您的密码" }
        ],
        code: [{ required: true, trigger: "change", message: "请输入验证码" }]
      },
      loading: false,
      // 验证码开关
      captchaEnabled: true,
      // 注册开关
      register: true,
      redirect: undefined
    };
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true
    }
  },
  created() {
    this.getCode();
    this.getCookie();
  },
  methods: {
    getCode() {
      getCodeImg().then(res => {
        this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled;
        if (this.captchaEnabled) {
          this.codeUrl = "data:image/gif;base64," + res.img;
          this.loginForm.uuid = res.uuid;
        }
      });
    },
    getCookie() {
      const tenantId = Cookies.get("tenantId");
      const username = Cookies.get("username");
      const password = Cookies.get("password");
      const rememberMe = Cookies.get('rememberMe')
      this.loginForm = {
        tenantId: tenantId === undefined ? this.loginForm.tenantId : tenantId,
        username: username === undefined ? this.loginForm.username : username,
        password: password === undefined ? this.loginForm.password : decrypt(password),
        rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
      };
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true;
          if (this.loginForm.rememberMe) {
            Cookies.set("tenantId", this.loginForm.tenantId, { expires: 30 });
            Cookies.set("username", this.loginForm.username, { expires: 30 });
            Cookies.set("password", encrypt(this.loginForm.password), { expires: 30 });
            Cookies.set('rememberMe', this.loginForm.rememberMe, { expires: 30 });
          } else {
            Cookies.remove("tenantId");
            Cookies.remove("username");
            Cookies.remove("password");
            Cookies.remove('rememberMe');
          }
          this.$store.dispatch("Login", this.loginForm).then(() => {
            this.$router.push({ path: this.redirect || "/" }).catch(()=>{});
          }).catch(() => {
            this.loading = false;
            if (this.captchaEnabled) {
              this.getCode();
            }
          });
        }
      });
    }
  }
};
</script>

<style rel="stylesheet/scss" lang="scss">
.login {
  //display: flex;
  //justify-content: center;
  //align-items: center;
  height: 100%;
  background:linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url("../assets/images/erp.jpg") no-repeat 0% 20%/ cover;
  //background-size: cover;
}
.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;
  margin: 10% auto auto 59%;
  .el-input {
    height: 38px;
    input {
      height: 38px;
    }
  }
  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 2px;
  }
}
.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}
.login-code {
  width: 33%;
  height: 38px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}
.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}
.login-code-img {
  height: 38px;
}
.el-menu-title{
  background: rgba(133, 121, 121, 0.56);
}
.el-menu--horizontal > .el-menu-item {
  color:#e5e7eb;
}
.el-menu--horizontal > .el-submenu .el-submenu__title{
  color:#e5e7eb;
}
</style>
